发明名称 Rocker arm marine tensioning system
摘要 A tensioning riser system for supporting marine elements such as risers which extend form a fixed lower end at a subsea base or foundation to a moving, floating superstructure. The tensioning system has a lever arm pivotally connected to both the superstructure and the upper end of the marine element and a tension controlling strut member pivotally connected to both the superstructure and the lever arm.
申请公布号 US6585455(B1) 申请公布日期 2003.07.01
申请号 US19960752409 申请日期 1996.11.19
申请人 SHELL OIL COMPANY 发明人 PETERSEN WILLIAM HENRY;PATTERSON ROBERT WAYNE
分类号 E21B19/00;(IPC1-7):E21B41/04;B66C23/53 主分类号 E21B19/00
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